
https://ukandeu.ac.uk/long-read/the-protocol-post-brexit-northern-ireland/?mc_cid=9de7c359e6&mc_eid=815b1928ec

https://ec.europa.eu/commission/publications/position-paper-essential-principles-financial-settlement_en

https://bdi.eu/#/artikel/news/europa-muss-ein-worst-case-szenario-verhindern/